From ea7c28515d8729aca07621b16c87f05eb0e9abee Mon Sep 17 00:00:00 2001
From: Rico Tzschichholz <ricotz@ubuntu.com>
Date: Sun, 19 Feb 2017 16:50:40 +0100
Subject: [PATCH] background: Avoid dangling reference to Background instances

Make sure all references gets dropped on destroy and it gets finalized.
---
 src/Background/Background.vala        | 2 +-
 src/Background/BackgroundManager.vala | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Background/Background.vala b/src/Background/Background.vala
index 2f7362cb..cdf0a182 100644
--- a/src/Background/Background.vala
+++ b/src/Background/Background.vala
@@ -51,7 +51,7 @@ namespace Gala
 		construct
 		{
 			background = new Meta.Background (screen);
-			background.set_data<Background> ("delegate", this);
+			background.set_data<unowned Background> ("delegate", this);
 
 			file_watches = new Gee.HashMap<string,ulong> ();
 			cancellable = new Cancellable ();
diff --git a/src/Background/BackgroundManager.vala b/src/Background/BackgroundManager.vala
index 6d77eeb0..4ab5c307 100644
--- a/src/Background/BackgroundManager.vala
+++ b/src/Background/BackgroundManager.vala
@@ -101,7 +101,7 @@ namespace Gala
 			new_background_actor.brightness = background_actor.brightness;
 			new_background_actor.visible = background_actor.visible;
 
-			var background = new_background_actor.background.get_data<Background> ("delegate");
+			var background = new_background_actor.background.get_data<unowned Background> ("delegate");
 
 			if (background.is_loaded) {
 				swap_background_actor ();